Z68.20: Body mass index [BMI] 20.0-20.9, adult
Z68.20, body mass index [BMI] 20.0-20.9, adult, is listed as a covered diagnosis in 3 Medicare billing and coding articles that apply to 3 HCPCS Level II codes, including C8007 (Open implantation of hypoglossal nerve neurostimulator…), C8008 (Revision or replacement of hypoglossal nerve…), C8009 (Removal of hypoglossal nerve neurostimulator array and…). The articles come from 3 Medicare contractors. A listed diagnosis supports medical necessity only; coverage still depends on the LCD's criteria and on documentation in the medical record.
HCPCS Level II codes with Z68.20 as a covered diagnosis
| Code | Description | Medicare coverage | DMEPOS fee 2026 (state range) | Articles listing it |
|---|---|---|---|---|
| C8007 | Open implantation of hypoglossal nerve neurostimulator array and pulse generator, not requiring insertion of a separate distal respiratory sensor electrode or electrode array | Carrier judgment | — | 3 |
| C8008 | Revision or replacement of hypoglossal nerve neurostimulator array including connection to existing pulse generator | Carrier judgment | — | 3 |
| C8009 | Removal of hypoglossal nerve neurostimulator array and pulse generator | Carrier judgment | — | 3 |
Medicare policy articles listing Z68.20
- A57948: Billing and Coding: Hypoglossal Nerve Stimulation for the Treatment of Obstructive Sleep Apnea (Noridian Healthcare Solutions, LLC (MAC - Part A, MAC - Part B); 3 Level II codes). LCD with the same title: L38307, L38310, L38385, L38387
- A57944: Billing and Coding: Hypoglossal Nerve Stimulation for Treatment of Obstructive Sleep Apnea (WPS Insurance Corporation (MAC - Part A, MAC - Part B); 3 Level II codes)
- A58075: Billing and Coding: Hypoglossal Nerve Stimulation for Obstructive Sleep Apnea (Palmetto GBA (MAC - Part A, MAC - Part B); 3 Level II codes). LCD with the same title: L38276
A diagnosis listed as covered in a billing and coding article supports medical necessity for the article's codes; it does not guarantee payment. Coverage depends on the LCD's criteria, the contractor's jurisdiction and documentation in the medical record.
Other Z68 diagnoses (Body mass index [BMI])
- Z68.21 — Body mass index [BMI] 21.0-21.9, adult
- Z68.22 — Body mass index [BMI] 22.0-22.9, adult
- Z68.23 — Body mass index [BMI] 23.0-23.9, adult
- Z68.24 — Body mass index [BMI] 24.0-24.9, adult
- Z68.25 — Body mass index [BMI] 25.0-25.9, adult
- Z68.26 — Body mass index [BMI] 26.0-26.9, adult
- Z68.27 — Body mass index [BMI] 27.0-27.9, adult
- Z68.28 — Body mass index [BMI] 28.0-28.9, adult
- Z68.29 — Body mass index [BMI] 29.0-29.9, adult
- Z68.30 — Body mass index [BMI] 30.0-30.9, adult
- Z68.31 — Body mass index [BMI] 31.0-31.9, adult
- Z68.32 — Body mass index [BMI] 32.0-32.9, adult
- Z68.33 — Body mass index [BMI] 33.0-33.9, adult
- Z68.34 — Body mass index [BMI] 34.0-34.9, adult
Frequently asked questions
Does Medicare cover Z68.20 (Body mass index [BMI] 20.0-20.9, adult)?
Medicare covers items and services, not diagnoses. 3 Medicare billing and coding articles list Z68.20 as a covered diagnosis for 3 HCPCS Level II codes: the diagnosis can support medical necessity for those codes, but payment still depends on the LCD's coverage criteria and the medical record.
Which HCPCS codes can be billed with ICD-10 Z68.20?
The Level II codes from the policies most specific to this diagnosis are C8007 (Open implantation of hypoglossal nerve neurostimulator…, 3 articles); C8008 (Revision or replacement of hypoglossal nerve…, 3 articles); C8009 (Removal of hypoglossal nerve neurostimulator array and…, 3 articles). Code choice depends on the item supplied; check each code's descriptor.
Which Medicare policy articles list Z68.20?
A57948 (Billing and Coding: Hypoglossal Nerve Stimulation for the Treatment of Obstructive Sleep Apnea); A57944 (Billing and Coding: Hypoglossal Nerve Stimulation for Treatment of Obstructive Sleep Apnea); A58075 (Billing and Coding: Hypoglossal Nerve Stimulation for Obstructive Sleep Apnea).
What is ICD-10-CM code Z68.20?
Z68.20 is the ICD-10-CM code for body mass index [BMI] 20.0-20.9, adult, in category Z68 (Body mass index [BMI]), chapter 22: Factors influencing health status and contact with health services.
Next steps
- Run a reimbursement report for a device billed under C8007
- Watch C8007 for fee, coverage and descriptor changes
- Build a full Medicare revenue model for C8007
Sources: CMS Medicare Coverage Database billing and coding articles (covered ICD-10 code lists and HCPCS links); ICD-10-CM FY2026; CMS HCPCS Level II release October 2026; CMS DMEPOS fee schedule 2026 (non-rural state fees). Not billing or legal advice.
Chapter 22: Factors influencing health status and contact with health services · All diagnoses · HCPCS lookup